警方在爆炸现场周围设置了警戒线，禁止任何人靠近。

The police set up ___cordons around the explosion site to prevent anyone from approaching.

这位将军制服袖口上的金色穗带显得格外优雅。

The general's uniform had elegant golden ___cordons on the sleeves.

我们在果园里将梨树修剪成单干形种植，以最大限度地提高空间利用率。

We planted the pear trees as ___cordons in our orchard to maximize space efficiency.